Robotics

Update 1: PCBs are in and are looking good. Most traces have been tested OK. Will update again when I have all components mounted and tried to fly it. It’s been discovered an isolation distance problem on the mounting holes,…

Please see this post Bluetooth controlled DC motor, BT module review for a more in-depth demonstration of the Bluetooth part. Update: A similar project has been made using a PIC mcu (I’m using an AVR) over at Blazing Elektroniks. For…

This post will explain in detail how I control the speed and direction of the DC motor in the video below by bluetooth. First, here is the list of items used in the experiment L298 Double DC motor bidirectional speed…

I want to get deeper into the robotics scene, and need some sort of “base” to experiment from. So I bought the AREXX Mr. Basic 4WD robot/car chassis from DealExtreme.com (SKU 45542), and while it still has not arrived, I…

By reading my twitter feeds I became aware of this neat contest held by Jeri Ellsworth and Chris Gammell. The rules (rule?) are simple; make something neat out of the legendary 555 timer IC, and if it’s neat enough you’ll…